Question: Question 5: In the EXACT 4SAT problem, the input is a set of clauses, each of which is a disjunction of exactly four literals, and

Question 5: In the EXACT 4SAT problem, the input is a

Question 5: In the EXACT 4SAT problem, the input is a set of clauses, each of which is a disjunction of exactly four literals, and such that each variable occurs at most once in each clause. The goal is to find a satisfying assignment, if one exists. Prove that EXACT 4SATis NP-complete

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock blur-text-image

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Databases Questions!

Problem 1. (10 pts.) In the EXACT 4-SAT problem, the input is a set of clauses, each of which is a disjunction of exactly four literals, and such that each variable occurs at most once in each...

MUST BE CORRECT ANSWERS A small software company has the following simplified cashflow, funded by shareholders' equity of 20,000 and a bank overdraft of 5000: Invoiced money received 2 months after...

Briefly describe ASCII and Unicode and draw attention to any relationship between them. [3 marks] (b) Briefly explain what a Reader is in the context of reading characters from data. [3 marks] A...

answer the question clearly You are building a flight-control system for which a convincing safety case must be made. Would you assign the tasks of safety requirements engineering, test case...

A discrete sequence {xn} can be converted into a continuous representation x(t) = ts X n= (t n ts) xn, where ts is the sampling period. (a) State two characteristic properties of Dirac's function. [2...

Suppose that R(A, B, C) is a relational schema with functional dependencies F = {A, B C, C B}. (i) Is this schema in 3NF? Explain. [2 marks] (ii) Is this schema in BCNF? Explain. [2 marks] (b)...

lup ] (d) Show how a generating (or "mother") wavelet (x) can spawn a family of "daughter" wavelets jk(x) by simple shifting and scaling operations, and explain the advantages of representing...

Portray in words what transforms you would have to make to your execution to some degree (a) to accomplish this and remark on the benefits and detriments of this thought.You are approached to compose...

re Regular Languages and Finite Automata (a) Let L be the set of all strings over the alphabet {a, b} that end in a and do not contain the substring bb. Describe a deterministic finite automaton...

Part 1: 1. Define a class called Main 2. This class expects an input file name to be provided thro the command line argument; if the file is not provided then the program exits with an error message....

Repeat Exercise 37, using a population standard deviation of = $375.00. Which confidence interval is wider? Explain. Exercise 37 You work for a consumer advocate agency and want to estimate the...

The Titan is evaluating a project under the internal codename of 'The Snap'. You are given the following information on the 8-year project: Accepting the project will allow the firm to cut annual...

If the interest rate isnlikely to change frequently in the future, which method should i use for capital budgeting

SIMAD UNIVERSITY Class: BACC25 Subject: Islamic Accounting Instructions: a) Follow The Instructions. Midterm Exam Instructor: All Ibrahim Date: 6-4-2022 b) You Have 1.5 Hrs. To Complete This Test. c)...

identify the behaviour and results which are needed and define the rules which govern how individuals and groups behave;

be understood and accepted by employees as consistent with their values and priorities and be regarded as equitable and competitive.

provide rewards which are equitable, competitive, timely and in an appropriate form;